Home / 52,431.75-78,620.88-17,358.75

Finding the Fourth Proportional to 52,431.75, 78,620.88 and 17,358.75

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Solution

The fourth proportional to 52,431.75, 78,620.88 and 17,358.75 is: 26,029.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,431.75 : 78,620.88 = 17,358.75 : x
  2. Step 2: Convert to fraction form
    52,431.75/78,620.88 = 17,358.75/x
  3. Step 3: Cross multiply
    52,431.75x = 78,620.88 × 17,358.75
  4. Step 4: Simplify right side
    52,431.75x = 1,364,760,200.70
  5. Step 5: Solve for x
    x = 1,364,760,200.70/52,431.75
  6. Step 6: Final answer
    x = 26,029.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.